PRIOn knowledge basePRION:CVE-2021-21900Remote code execution
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
8.6 High
AI Score
Confidence
High
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.009 Low
EPSS
Percentile
82.5%
A code execution vulnerability exists in the dxfRW::processLType() functionality of LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580. A specially-crafted .dxf file can lead to a use-after-free vulnerability. An attacker can provide a malicious file to trigger this vulnerability.
| CPE | Name | Operator | Version |
|---|---|---|---|
| debian_linux | eq | 9.0 | |
| debian_linux | eq | 10.0 | |
| debian_linux | eq | 11.0 | |
| fedora | eq | 34 | |
| fedora | eq | 35 | |
| libdxfrw | eq | 2.2.0-rc2-19-ge02f3580 |
References
lists.debian.org/debian-lts-announce/2021/12/msg00002.html
lists.fedoraproject.org/archives/list/[email protected]/message/RDI3HCTCACMIC7I4ILB3NRU6DCMADI5H/
lists.fedoraproject.org/archives/list/[email protected]/message/ZTIAMP7QJDKV4ADDLR4GVVX2TXYLHVOZ/
security.gentoo.org/glsa/202305-26
talosintelligence.com/vulnerability_reports/TALOS-2021-1351
www.debian.org/security/2022/dsa-5077
Related
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
8.6 High
AI Score
Confidence
High
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.009 Low
EPSS
Percentile
82.5%